Johannes Marbach

Built and sustained several fully remote frontend teams, at most 2 in parallel, with up to 10 direct reports, including permanent and freelance engineers Matrix · TypeScript · React · Webpack · JavaScript · Electron · Cypress · Percy · Swift · SwiftUI · Kotlin · Jetpack Compose · GitHub Actions & Projects · Google Apps Script · Docker · Jira · Kanban

Steered entire engineering organization with 20 developers across 4 teams (2x iOS, Android, Web) Kotlin · Swift · JavaScript · PHP · Docker · Kubernetes · AWS · Jenkins · Jira · Scrum · Kanban

Led distributed team of up to 15 direct reports in 4 offices on 3 continents and scaled development of KAYAK's apps to 7 brands on iOS, watchOS and tvOS using lean agile processes in collaboration with multiple product managers Swift · git · Bash · Python · JavaScript · Bamboo · fastlane · Fabric · Crashlytics · Sentry · Firebase · Docker · Google Analytics · SignalFx · Jira · Scrum · Kanban

Provided technical leadership on KAYAK's iOS engineering team, consisting of 7 engineers spread across offices in Germany and the US Swift · Objective-C · git · Bash · Python · Jenkins · fastlane · Fabric · Crashlytics · Google Analytics · Jira · Scrum

Implemented large-scale redesign of flight tracker vertical as well as other key features in different parts of KAYAK's iOS apps Objective-C · Swift · Core Data · MapKit · REST · JSON · git · Bash · Fabric · Crashlytics · Google Analytics

Enhanced flight search results by integrating various provider APIs into KAYAK's search backend Java · JAXB · Jackson · git · JUnit · Mockito · Groovy · SQL · JavaScript · AngularJS · Ant

Enhanced developer experience by implementing several tools for static and dynamic analysis of ABAP code in interdisciplinary Scrum team ABAP · Java · Eclipse · SWT · (Open) SQL · JavaScript · jQuery · SAPUI5 · REST · HTML · XML · XSLT · JSON · git

Contract web development on various projects HTML · CSS · JavaScript · jQuery · PHP · Python · SQL

Server, desktop, web and iOS application development on various projects Objective-C · C++ · C · Python · Bash · JavaScript · jQuery · HTML · CSS · SQL · AJAX · XML · JSON

Collaboration within the team of employees, partly autonomous ministry to patients, areas of responsibility: blood pressure reading, recording of resting ECGs, pre-evaluation of long term ECGs, assistance for stress ECGs, echocardiograms and pacemaker and ICD examinations

Quantum-Kinetic Modeling of Electron Release in Low-Energy Surface Collisions of Atoms and Molecules, Theoretical Physics, Quantum Mechanical Description of Surface Processes, Plasma Physics & Plasma-Wall Interaction, Extensive Numerical Simulations in C & C++

Theoretical Physics, Computational Physics, Plasma Physics, Plasma Instabilities, Plasma Waves, Non-Linear Dynamics, Bifurcation Theory, Minor Subjects: Informatics (Java / C++) & Chemistry